3 things the Kaseya attack can teach us about ransomware recovery

Only rarely do companies allow us a look inside their organization while they are recovering from a ransomware attack. Many find it more convenient to keep a low profile or to be secretive. A positive exception to this is found in the Dutch managed service provider MSP VelzArt, one of the many...

Kaseya CEO: “The impact of this incredibly sophisticated attack is very minimal”

The official YouTube channel of Kaseya, the latest organization attacked by no less than the criminals behind REvil ransomware, released a video of Fred Voccola, Kaseyas CEO, giving a first-hand account of what happened during the attack, the facts on affected customers, and the next steps theyre...

How to clear cookies

Until the information age, cookies were only known as a tasty but unhealthy snack that some people enjoyed, and others avoided. HTTP cookies, also known as computer, browser, or Internet cookies, are similarly divisive. Although some people like the more personalized browsing experience created b...

NFTs explained: daylight robbery on the blockchain

Did you hear about the JPG file that sold for $69 million? I’ll give you some more detail, the JPG file is a piece of digital art made by Mike Winkelmann, the artist known as Beeple. The file was sold on Thursday by Christie’s in an online auction for $69.3 million. This set a record for artwork...

Mother charged with using deepfakes to shame daughter’s cheerleading rivals

A Pennsylvania woman reportedly sent doctored photos and videos of her daughters cheerleader rivals to their coaches, in an attempt to embarrass them and get them kicked off the team. Shes alleged to have used deepfake technology to create photo and video depictions of the girls naked, drinking,...

RDP, the ransomware problem that won’t go away

The year 2020 will certainly be remembered as one of the most difficult and tragic years humankind has faced in modern times. The global pandemic changed the way we live and work in ways unimaginable, perhaps forever. It also altered the cybersecurity landscape dramatically. The FBI reported a 30...

Egregor ransomware hit by arrests

In a collaboration between French and Ukranian law enforcement, arrests have been made that might put a dent in one of the worlds most sophisticated ransomware operations. As reported first by France Inter, law enforcement made the arrests after French authorities traced ransom payments to...

Android emulator abused to introduce malware onto PCs

Emulators have played a part in many tech-savvy users’ lives. They introduce a level of flexibility that not only allows another system to run on top of a user’s operating system—a Windows OS running on a MacBook laptop, for example—but also allows video gamers to play games designed to work on a...

Chrome wants to make your passwords stronger

A common sentiment, shared by many people down the years, is that storing passwords in browsers is a bad idea. Malware, for example, would specifically target password storage in browsers and plunder everything in sight. Password managers weren’t exactly flying off the shelves back in 2007, your...

How a VPN can protect your online privacy

Have you ever experienced the feeling of relief that comes when you do something silly, but youre glad you did it where people dont know you? Or maybe you wished you were somewhere like that, but alas… That is what a Virtual Private Network VPN can do for you: it can put you in a place where you...

Ubiquiti breach, and other IoT security problems

Networking equipment manufacturer Ubiquiti sent out an email to warn users about a possible data breach. The email stated there had been unauthorized access to its IT systems that are hosted with a third-party cloud provider. Ubiquiti Networks sells networking devices and IoT devices. It did not...

Buying COVID-19 vaccines from the Dark Web? No thanks!

Even though we hope that this is an unnecessary warning, we do want to put it out there. As soon as there was talk about a vaccine being available against the COVID-19 virus there were vendors on the Dark Web offering Russian and Chinese COVID-19 vaccines for sale. Now that the UK has started its...

XSS to TSS: tech support scam campaign abuses cross-site scripting vulnerability

Tech support browser lockers continue to be one of the most common web threats. Not only are they a problem for end users who might end up on the phone with scammers defrauding them of hundreds of dollars, theyve also caused quite the headache for browser vendors to fix. Browser lockers are only...

SMB cybersecurity posture weakened by COVID-19, Labs report finds

In August, Malwarebytes Labs analyzed the damage caused by COVID-19 to business cybersecurity. Because of immediate, mandated transitions to working from home WFH, businesses across the United States suffered more data breaches, lost more dollars, and increased their overall attack surfaces, all...

Coronavirus Bitcoin scam promises “millions” working from home

In the last week, we’ve seen multiple coronavirus scams pushed by bad actors, including RAT attacks via fake health advisories, bogus e-books working in tandem with Trojans, and lots of other phishing shenanigans. Now we have another one to add to the ever-growing list: dubious coronavirus Bitcoi...

Windows 7 is EOL: What next?

End-of-life EOL is an expression commonly used by software vendors to indicate that a product or version of a product has reached the end of usefulness in the eyes of the vendor. Many companies, including Microsoft, announce the EOL dates for their products far in advance. Every Windows product h...

Fraudsters cloak credit card skimmer with fake content delivery network, ngrok server

Threat actors love to abuse legitimate brands and infrastructure—this, we know. Last year we exposed how web skimmers had found their way onto Amazon's Cloudfront content delivery network CDN via insecure S3 buckets. Now, we discovered scammers pretending to be CDNs while exfiltrating data and...

A week in security (January 27 – February 2)

Last week on Malwarebytes Labs, we looked at the strengths and weaknesses of the Zero Trust model, gave you the low-down on spear phishing, and took a delve into the world of securing the managed service provider MSP. Other cybersecurity news UN compromised via Sharepoint hack: An extraordinary...

Deepfakes laws and proposals flood US

In a rare example of legislative haste, roughly one dozen state and federal bills were introduced in the past 12 months to regulate deepfakes, the relatively modern technology that some fear could upend democracy. Though the federal proposals have yet to move forward, the state bills have found...

A week in security (December 23 – 29)

Last week on Malwarebytes Labs, we continued our retrospective coverage with a look at how lawmakers in the United States treated online privacy this year, finding trends in multiple federal bills introduced in the Senate. Then we took a little break for the holidays. Other cybersecurity news: No...

A decade in cybersecurity fails: the top breaches, threats, and ‘whoopsies’ of the 2010s

This post was co-authored by Wendy Zamora and Chris Boyd. All opinions expressed belong to your mom. Back in the days before climate change stretched frigid winter months directly into the insta-sweat of summer, there was a saying about March: in like a lamb, out like a lion. The same might be sa...

A week in security (November 18 – 24)

Last week on Malwarebytes Labs, we looked at stalkerware’s legal enforcement problem, announced our cooperation with other security vendors and advocacy groups to launch Coalition Against Stalkerware, published our fall 2019 review of exploit kits, looked at how Deepfake on LinkedIn makes for...

Capital One breach exposes over 100 million credit card applications

Just as we were wrapping up the aftermath of the Equifax breach—how was that already two years ago?—we are confronted with yet another breach of about the same order of magnitude. Capital One was affected by a data breach in March. The hacker gained access to information related to credit card...

Electrum DDoS botnet reaches 152,000 infected hosts

By Jérôme Segura, Adam Thomas, and S!Ri We have been closely monitoring the situation involving the continued attacks against users of the popular Electrum Bitcoin wallet. Initially, victims were being tricked to download a fraudulent update that stole their cryptocurrencies. Later on, the threat...

A week in security (December 11 – December 17)

Last week we explained what fast flux is and how it's being abused, we showed you all kinds of Bitcoin-related scams, presented a video recording of a tech support scammer trying to sell free software, and pointed out some free software to keep an eye on your Internet traffic. We also informed yo...

Bad romance: catphishing explained

You've heard or read about some variant of this story before: Girl meets Boy on a dating website. Girl falls in love. Boy claims he does, too. Girl is excited to meet Boy soon. But at the last minute, Girl finds out that Boy 1 had an accident and broke a hip; 2 has a very sick relative he needs t...

Anthropic’s Mythos AI used social engineering to target real people

Anthropic’s Mythos AI agent, tested by the UK AI Safety Institute AISI, has reportedly attempted a real‑world social‑engineering style hack against GitHub maintainers by creating fake human profiles, pressuring them to accept malicious code, and then editing logs to hide its tracks when challenge...

Malwarebytes for Windows, now available on the Microsoft Store

When you’re setting up a new PC or looking for an app you already know, the Microsoft Store is often the easiest place to start. It’s built into Windows and lets you find, install, and update apps in one place. Malwarebytes for Windows is now available there too. Malwarebytes for Windows is still...

We found 120 fake Walmart stores trying to steal your credit card

Shoppers browsing on their phones are landing on convincing Walmart lookalike sites offering name-brand liquor at 40% to 70% off, only to be led straight to a checkout page asking for a full credit card number, expiry date, and CVV. The sites have no connection to Walmart. They're part of a netwo...

A week in security (June 10 – June 16)

Last week on Malwarebytes Labs: Truist bank confirms data breach Update now! Google Pixel vulnerability is under active exploitation Adobe clarifies Terms of Service change, says it doesn’t train AI on customer content 23andMe data breach under joint investigation in two countries When things go...

US residents targeted by utility scammers on Google

Back in February, we reported on malicious ads related to utility bills electricity, gas that direct victims to call centers where scammers will collect their identity and try to extort money from them. A few months later, we checked and were able to find as many Google ads as before, following...

Beware of scammers impersonating Malwarebytes

Scammers love to bank on the good name of legitimate companies to gain the trust of their intended targets. Recently, it came to our attention that a cybercriminal is using fake websites for security products to spread malware. One of those websites was impersonating the Malwarebytes brand. Image...

FBI and CISA publish guide to Living off the Land techniques

The Cybersecurity and Infrastructure Security Agency CISA, National Security Agency NSA, Federal Bureau of Investigation FBI, and other authoring agencies have released a joint guidance about common living off the land LOTL techniques and common gaps in cyber defense capabilities. Living Off The...

“I’ll miss him so much” Facebook scam uses BBC branding to lure victims

Facebook scams are a constant nuisance and vary from like-farming to scams that can cost you some serious money. The latest one we found is a bit morbid. Recently, I’ve seen quite a few posts on my timeline that looked like this: Without going into details the post says: “I can’t believe he’s gon...

CISA issues warning to US businesses: Beware of China's state-sponsored cyber actor

The US Cybersecurity and Infrastructure Security Agency CISA has an urgent message for US businesses: watch out for Volt Typhoon, a threat actor sponsored by the Peoples Republic of China PRC. The agency's joint Cybersecurity Advisory CSA published last week highlights a cluster of tactics,...

Tracking down a trojan: An inside look at threat hunting in a corporate network

At Malwarebytes, we talk a lot about the importance of threat hunting for SMBs--and not for no good reason, either. Just consider the fact that, when a threat actor breaches a network, they dont attack right away. The median amount of time between system compromise and detection is 21 days. By th...

Fake Flipper Zero sellers are after your money

Thanks to Malwarebytes' Stefan Dasic who provided the research and screenshots for this article. Flipper Zero, a "multi-tool device for hackers", is frequently out of stock due to its popularity in hardware circles. Flipper Zero combines research and penetration hardware tools into a single unit...

How the cops buy a "God view" of your location data, with Bennett Cyphers: Lock and Code S04E09

The list of people and organizations that are hungry for your location data--collected so routinely and packaged so conveniently that it can easily reveal where you live, where you work, where you shop, pray, eat, and relax--includes many of the usual suspects. Advertisers, obviously, want to sen...

Key takeaways from Malwarebytes 2023 State of Mobile Cybersecurity

The results of our latest survey on mobile cybersecurity in K-12 and hospitals are in--and its not all peaches and roses. When we talk about endpoint protection, its only natural to only think about the most commonly compromised endpoints like work laptops and servers--but your smartphone isnt of...

Update now! Apple patches active exploit vulnerability for iPhones

Apple has released new security content for iOS 16.1.2 and Safari 16.2. Normally we would say that Apple pushed out updates, but in this mysterious case the advisory is about an iPhone software update Apple released two weeks ago. As it turns out, to fix a zero-day security vulnerability that was...

Tech support scammers caught by their own cameras

A Youtuber has hacked into the CCTV cameras of an office used by tech support scammers and reported them to the police. The video feed of what is going on in that office ends with the arrest of the scammers. CCTV The Youtuber, acting under the handle Scambaiter, turned his attention to Punjab in...

Forced Chrome extensions get removed, keep reappearing

In the continued saga of annoying search extensions we have a new end-of-level boss. Victims have been reporting browser extensions that were removed by Malwarebytes, but “magically” came back later. Since the victims also complained about the message saying their browser was "managed", we had a...

Denonia cryptominer is first malware to target AWS Lambda

Security researchers at Cado Security, a cybersecurity forensics company, recently discovered the first publicly-known malware targeting Lambda, the serverless computing platform of Amazon Web Services AWS. Though Lambda has been around for less than ten years, serverless technology is considered...

Warning issued over tampered QR codes

Avid readers of the Malwarebytes Labs blog will be well aware of QR code scams. Take, for example, that QR code scam in the Netherlands that victimized at least a dozen and definitely more car owners. It went like this: Someone approaches you and says they want to pay for their parking but cant...

How to share your Wi-Fi password safely

You may not have as many people visiting your home due to the pandemic, but restrictions are a hit-and-miss affair. Its possible your region has opened up a little, and youre seeing folks in your home for the first time in a long time. They may well be bringing new devices to your home, and you m...

Uber security alert scam spoofs real Uber number—Watch out!

This morning Malwarebytes Labs received a scam masquerading as a security alert from Uber. The alert was pretty convincing and used the kind of language were used to seeing in genuine security emails and SMS messages. It read: Your Uber account was recently logged into from iPhone in London. If...

Macs turn on apps signed by Symantec, treat them as malware

On August 23, following an update to Apples security systems on macOS, some Mac users began to see security alerts about some of their apps, claiming that they "will damage your computer," and offering users the option to "report malware to Apple." This has led to much confusion online, and to an...

Binance receives the ban hammer from UK’s FCA

Binance, the worlds largest and most popular cryptocurrency exchange network, has had a rough few days. First, Japans financial regulator, the Financial Services Agency FSA, issued its second warning to Binance on Friday, 25 June, for operating in the country without permission The first warning...

A week in security (May 31 – June 6)

Last week on Malwarebytes Labs, we looked at an interesting trend in facial recognition technology—hint: its a slow fade, the latest ransomware attacks on JBS and Steamship Authority, Cobalt Strike, a Coronavirus phishing campaign, WhatsApp’s decision to not limit app functionalities for...

Insider threats: If it can happen to the FBI, it can happen to you

If you’re worried about the risk of insider threats, you’re not alone. It can affect anyone, even the FBI. A federal grand jury has just charged a former intelligence analyst with stealing confidential files from 2004 to 2017. That’s an incredible 13 years of “What are you doing with that pile of...